📘 IOCL Recruitment 2025 – Exam Syllabus & Study Guide
| Section | Subjects | Topics Covered |
|---|
| General Aptitude | Quantitative Aptitude | Number System, Profit & Loss, Ratio & Proportion, Time & Work, Time & Distance, Averages, SI & CI, Data Interpretation |
| Logical Reasoning | Blood Relations, Syllogisms, Coding-Decoding, Seating Arrangement, Puzzles, Statement & Assumptions |
| Verbal Ability | Synonyms & Antonyms, Sentence Completion, Error Spotting, Para Jumbles, Reading Comprehension |
| Technical Section | Engineering Discipline (Mechanical, Electrical, Civil, Instrumentation, etc.) | Based on respective domain subjects (Thermodynamics, Fluid Mechanics, Power Systems, Structural Analysis, etc.) |
| General Awareness | Current Affairs, GK | National & International Events, Economy, Indian Polity, History, Geography, Science & Technology |
📑 Unit-wise Breakdown for Technical Section (Engineering Streams)
For Mechanical Engineering
| Unit | Topics Covered |
|---|
| Thermodynamics | Laws of Thermodynamics, Entropy, Heat Transfer |
| Fluid Mechanics | Bernoulli’s Equation, Flow Measurement, Pumps & Turbines |
| Strength of Materials | Stress & Strain, Bending Moment, Torsion |
| Manufacturing Processes | Casting, Welding, Machining, Metal Forming |
For Electrical Engineering
| Unit | Topics Covered |
|---|
| Circuit Theory | KCL & KVL, Network Theorems, AC & DC Circuits |
| Power Systems | Transmission & Distribution, Fault Analysis, Protection |
| Control Systems | Transfer Function, Stability, PID Controllers |
| Electrical Machines | Transformers, Induction & Synchronous Machines |
For Civil Engineering
| Unit | Topics Covered |
|---|
| Structural Engineering | Bending Moment & Shear Force, RCC Design, Steel Structures |
| Geotechnical Engineering | Soil Mechanics, Foundation Engineering |
| Environmental Engineering | Water & Wastewater Treatment, Air Pollution |
| Surveying | Leveling, GPS & GIS |
📖 Recommended Books & Study Materials
| Subject | Recommended Books |
|---|
| General Aptitude | Quantitative Aptitude – R.S. Aggarwal |
| Logical Reasoning | A Modern Approach to Verbal & Non-Verbal Reasoning – R.S. Aggarwal |
| Verbal Ability | Objective English – S.P. Bakshi |
| Engineering Disciplines | Standard books like R.K. Rajput (Mechanical), B.L. Theraja (Electrical), S.K. Duggal (Civil) |
📝 Exam Pattern & Marking Scheme
| Section | No. of Questions | Marks per Question | Negative Marking |
|---|
| General Aptitude | 25 | 1 | 0.25 |
| Technical (Engineering) | 50 | 2 | 0.50 |
| General Awareness | 25 | 1 | 0.25 |
📌 Total Duration: 2 Hours
📌 Total Marks: 200
🏆 Practice Resources
| Resource Type | Details |
|---|
| Previous Year Papers | Available on IOCL Official Website |
| Mock Tests | Online platforms like Gradeup, Testbook, Unacademy |
| Question Banks | Arihant, Made Easy Publications |